The DP-SWB/3 dome port is suitable for a number of lenses but will require an appropriate extension ring for most lenses. I'll also throw in an E-TTL converter for the 10D that will allow full TTL mode use with any Nikonos compatible strobe. This was bought a few months ago, but I haven't had time to fit it, so will need a couple of connector changes, and a few minutes with a soldering iron. There are details of that here:-